Jump over king Gou Jianjian: The country of famed the world one class cultural relic, be known as " the world the first sword " jump over king Gou Jianjian, this sword the presses down a house treasure that now is Hubei province museum, the country that be labelled prohibits going abroad (condition) one of exhibition cultural relic. In Hubei county of province river hill looked at hill 1965 a grave comes up out of land. The historical endless flow that this passed through the sword more than 2000 years, sword body does not see a bit rusty spot, as before cold light sparkles, sharp and clinking. Sword body is gemmy, sword head 8 homocentric circles, the smallest span has 0.2 millimeter only, deposit chiliad plus this sword, be without rubiginous mark actually, be opposite even archaeologist this 100 think of do not get its to solve. provides Han Jian, in times of Chinese cold enginery, countless weapon that have Chinese distinguishing feature were born on Central Plains earth, like ethereal numerous bit, without number, and most dazzling in numerous star of this ten million is Tang Dao and Han Jian. And Han Jian's amount is very exiguous. At present foregone and only in kind hides at British museum, this sword doubt plunders for the Eight Power Allied Force from China. The outfit outside living a life for heretofore saves best Han Tiejian. Amount to 85 centimeters endlong, article perfect. Handle of apparel, scabbard and Xiu lacquer are rectified formerly almost without be short of. Scabbard, handle all is made for bamboo. Head, Chan, is woodcarving, huge and exaggerative, carver is elegant, grain acts the role of lifelike. Sword of 8 arris bronze, qin Ling comes up out of land, the Qin Jian of body of sword of Liu Xie shape, fine grow again pointed, length all is in 81 ～ 94. 8 centimeters, heavy below loess slept 2200 old, when coming up out of land still if brightness is new, sharp and clinking. The surface of the sword has compound of chromic salt of a 10 micron. This one discovery immediately resounding world, because this is planted " chromic salt oxidizes " principle, it is the advanced technology that recent ability appears, germany is in 1937, the United States is in 1950 invent early or late, filed patent. In fact, be in early period of age the Warring States, the Chinese already mastered this one advanced technology. Wu Wangfu differs a sword, age evening is the peak period that Wu Guoqing bronze ware develops to initial stage of the Warring States, wu Guoqing bronze ware head push bronze sword. Foregone the quantity that live a life shares 9 powers, save museum of history of a the most in good condition China showing Tibet, sword body casting has " attack Wu Wangfu difference to make its oneself yuan with " model of written characters. This sword is connected 58.9 centimeters long, 5.3 centimeters wide, circle head, cylinder has two round band on shape bine, sword case is embedded have turquoise, adorn simplify animal face grain, sword sharp edge is keen. Chase after wind sword, only at present Japan and United States mastered on the world make raw material with the aerolite, the technology of sword of the siderite that make, have the China of metallurgy history remained a blank 3000. 2004, zheng Guorong suffers Beijing planetarium entrust casting sword, last a period of time more than days 50, through Zheng Guorong thoroughly tempered, fail nearly 1000 times, casting grows 44 centimeters into the sword, the sword is 4.2 centimeters wide, the sword of the first siderite of our country that there is natural siderite figure on sword body -- " chase after wind " . Fill the blank that our country uses aerolite casting sword, won honor for the motherland.